| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Lightning Multipurpose WordPress theme popular in Japan | 243.7K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Hosting & Cloud Providers | |
| Interq Gmo Internet Group, Inc. Network operator identifier for GMO Internet hosting | 2.6M sites |
| Security & Bot Defense | |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 153.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Clipboard.js Lightweight JavaScript library for copying text to clipboard | 1.2M sites |
| Swiper Modern touch slider and carousel library for web and mobile | 25M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Performance & Optimization | |
| EWWW Image Optimizer WordPress plugin compressing and optimizing images | 559.6K sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Mcp | 3.1M sites |
| BackWPup – WordPress Backup & Restore Plugin Security & Privacy | 211.2K sites |
| VK Blocks Design & Themes | 61.9K sites |
| Vk_ex_unit | 53.9K sites |
| Vbp | 27.8K sites |
| Shinobi Reviews Translation & Localization | 132 sites |
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